﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Manager.DBUtility;//Please add references
namespace Manager.DAL.Admin
{
    /// <summary>
    /// 数据访问类:M_ProductDal
    /// </summary>
    public partial class M_ProductDal
    {
        public M_ProductDal()
        { }
        #region  Method
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int ProductID)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from M_Product");
            strSql.Append(" where ProductID=@ProductID");
            SqlParameter[] parameters = {
					new SqlParameter("@ProductID", SqlDbType.Int,4)
			};
            parameters[0].Value = ProductID;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }


        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(Manager.Model.Admin.M_Product model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into M_Product(");
            strSql.Append("ProductName,ProductDesc,ProductTypeID,ProductShopID,ProductImage,IsValid,IsTop)");
            strSql.Append(" values (");
            strSql.Append("@ProductName,@ProductDesc,@ProductTypeID,@ProductShopID,@ProductImage,@IsValid,@IsTop)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
					new SqlParameter("@ProductName", SqlDbType.NVarChar,50),
					new SqlParameter("@ProductDesc", SqlDbType.Text),
					new SqlParameter("@ProductTypeID", SqlDbType.Int,4),
					new SqlParameter("@ProductShopID", SqlDbType.Int,4),
					new SqlParameter("@ProductImage", SqlDbType.NVarChar,200),
					new SqlParameter("@IsValid", SqlDbType.Bit,1),
					new SqlParameter("@IsTop", SqlDbType.Bit,1)};
            parameters[0].Value = model.ProductName;
            parameters[1].Value = model.ProductDesc;
            parameters[2].Value = model.ProductTypeID;
            parameters[3].Value = model.ProductShopID;
            parameters[4].Value = model.ProductImage;
            parameters[5].Value = model.IsValid;
            parameters[6].Value = model.IsTop;

            object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(Manager.Model.Admin.M_Product model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update M_Product set ");
            strSql.Append("ProductName=@ProductName,");
            strSql.Append("ProductDesc=@ProductDesc,");
            strSql.Append("ProductTypeID=@ProductTypeID,");
            strSql.Append("ProductShopID=@ProductShopID,");
            strSql.Append("ProductImage=@ProductImage,");
            strSql.Append("IsValid=@IsValid,");
            strSql.Append("IsTop=@IsTop");
            strSql.Append(" where ProductID=@ProductID");
            SqlParameter[] parameters = {
					new SqlParameter("@ProductName", SqlDbType.NVarChar,50),
					new SqlParameter("@ProductDesc", SqlDbType.Text),
					new SqlParameter("@ProductTypeID", SqlDbType.Int,4),
					new SqlParameter("@ProductShopID", SqlDbType.Int,4),
					new SqlParameter("@ProductImage", SqlDbType.NVarChar,200),
					new SqlParameter("@IsValid", SqlDbType.Bit,1),
					new SqlParameter("@IsTop", SqlDbType.Bit,1),
					new SqlParameter("@ProductID", SqlDbType.Int,4)};
            parameters[0].Value = model.ProductName;
            parameters[1].Value = model.ProductDesc;
            parameters[2].Value = model.ProductTypeID;
            parameters[3].Value = model.ProductShopID;
            parameters[4].Value = model.ProductImage;
            parameters[5].Value = model.IsValid;
            parameters[6].Value = model.IsTop;
            parameters[7].Value = model.ProductID;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(int ProductID)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from M_Product ");
            strSql.Append(" where ProductID=@ProductID");
            SqlParameter[] parameters = {
					new SqlParameter("@ProductID", SqlDbType.Int,4)
			};
            parameters[0].Value = ProductID;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 批量删除数据
        /// </summary>
        public bool DeleteList(string ProductIDlist)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from M_Product ");
            strSql.Append(" where ProductID in (" + ProductIDlist + ")  ");
            int rows = DbHelperSQL.ExecuteSql(strSql.ToString());
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }


        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public Manager.Model.Admin.M_Product GetModel(int ProductID)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 ProductID,ProductName,ProductDesc,ProductTypeID,ProductShopID,ProductImage,IsValid,IsTop from M_Product ");
            strSql.Append(" where ProductID=@ProductID");
            SqlParameter[] parameters = {
					new SqlParameter("@ProductID", SqlDbType.Int,4)
			};
            parameters[0].Value = ProductID;

            Manager.Model.Admin.M_Product model = new Manager.Model.Admin.M_Product();
            DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                if (ds.Tables[0].Rows[0]["ProductID"] != null && ds.Tables[0].Rows[0]["ProductID"].ToString() != "")
                {
                    model.ProductID = int.Parse(ds.Tables[0].Rows[0]["ProductID"].ToString());
                }
                if (ds.Tables[0].Rows[0]["ProductName"] != null && ds.Tables[0].Rows[0]["ProductName"].ToString() != "")
                {
                    model.ProductName = ds.Tables[0].Rows[0]["ProductName"].ToString();
                }
                if (ds.Tables[0].Rows[0]["ProductDesc"] != null && ds.Tables[0].Rows[0]["ProductDesc"].ToString() != "")
                {
                    model.ProductDesc = ds.Tables[0].Rows[0]["ProductDesc"].ToString();
                }
                if (ds.Tables[0].Rows[0]["ProductTypeID"] != null && ds.Tables[0].Rows[0]["ProductTypeID"].ToString() != "")
                {
                    model.ProductTypeID = int.Parse(ds.Tables[0].Rows[0]["ProductTypeID"].ToString());
                }
                if (ds.Tables[0].Rows[0]["ProductShopID"] != null && ds.Tables[0].Rows[0]["ProductShopID"].ToString() != "")
                {
                    model.ProductShopID = int.Parse(ds.Tables[0].Rows[0]["ProductShopID"].ToString());
                }
                if (ds.Tables[0].Rows[0]["ProductImage"] != null && ds.Tables[0].Rows[0]["ProductImage"].ToString() != "")
                {
                    model.ProductImage = ds.Tables[0].Rows[0]["ProductImage"].ToString();
                }
                if (ds.Tables[0].Rows[0]["IsValid"] != null && ds.Tables[0].Rows[0]["IsValid"].ToString() != "")
                {
                    if ((ds.Tables[0].Rows[0]["IsValid"].ToString() == "1") || (ds.Tables[0].Rows[0]["IsValid"].ToString().ToLower() == "true"))
                    {
                        model.IsValid = true;
                    }
                    else
                    {
                        model.IsValid = false;
                    }
                }
                if (ds.Tables[0].Rows[0]["IsTop"] != null && ds.Tables[0].Rows[0]["IsTop"].ToString() != "")
                {
                    if ((ds.Tables[0].Rows[0]["IsTop"].ToString() == "1") || (ds.Tables[0].Rows[0]["IsTop"].ToString().ToLower() == "true"))
                    {
                        model.IsTop = true;
                    }
                    else
                    {
                        model.IsTop = false;
                    }
                }
                return model;
            }
            else
            {
                return null;
            }
        }

        /// <summary>
        /// 获得数据列表
        /// </summary>
        public DataSet GetList(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ProductID,ProductName,ProductDesc,ProductTypeID,ProductShopID,ProductImage,IsValid,IsTop ");
            strSql.Append(" FROM M_Product ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获得前几行数据
        /// </summary>
        public DataSet GetList(int Top, string strWhere, string filedOrder)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ");
            if (Top > 0)
            {
                strSql.Append(" top " + Top.ToString());
            }
            strSql.Append(" ProductID,ProductName,ProductDesc,ProductTypeID,ProductShopID,ProductImage,IsValid,IsTop ");
            strSql.Append(" FROM M_Product ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            strSql.Append(" order by " + filedOrder);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获取记录总数
        /// </summary>
        public int GetRecordCount(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) FROM M_Product ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            object obj = DbHelperSQL.GetSingle(strSql.ToString());
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("SELECT * FROM ( ");
            strSql.Append(" SELECT ROW_NUMBER() OVER (");
            if (!string.IsNullOrEmpty(orderby.Trim()))
            {
                strSql.Append("order by T." + orderby);
            }
            else
            {
                strSql.Append("order by T.ProductID desc");
            }
            strSql.Append(")AS Row, T.*  from M_Product T ");
            if (!string.IsNullOrEmpty(strWhere.Trim()))
            {
                strSql.Append(" WHERE " + strWhere);
            }
            strSql.Append(" ) TT");
            strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /*
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetList(int PageSize,int PageIndex,string strWhere)
        {
            SqlParameter[] parameters = {
                    new SqlParameter("@tblName", SqlDbType.VarChar, 255),
                    new SqlParameter("@fldName", SqlDbType.VarChar, 255),
                    new SqlParameter("@PageSize", SqlDbType.Int),
                    new SqlParameter("@PageIndex", SqlDbType.Int),
                    new SqlParameter("@IsReCount", SqlDbType.Bit),
                    new SqlParameter("@OrderType", SqlDbType.Bit),
                    new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
                    };
            parameters[0].Value = "M_Product";
            parameters[1].Value = "ProductID";
            parameters[2].Value = PageSize;
            parameters[3].Value = PageIndex;
            parameters[4].Value = 0;
            parameters[5].Value = 0;
            parameters[6].Value = strWhere;	
            return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
        }*/

        #endregion  Method
    }
}

